Seiko Cal. 3867 - 643

Seiko 3867-643

The Seiko 3867-643 represents an important milestone in Seiko's 1981 lineup. Powered by the 3867 caliber with 17j jewels beating at 36,000 bph, it delivers a 39 hours power reserve. [seikata-wm-c49b95b60fc7]

Also known as: Turtle, Emperor

Specifications

Movement
Spring Drive
Case Material
Gold-Plated
Case Width
40mm
Case Thickness
10.2mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
30m
Dial Color
Burgundy
Jewels
17j
Frequency
36,000 bph
Power Reserve
39 hours
Year
1981

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